Assumptions:
TeX:
\gcd\!\left(F_{m}, F_{n}\right) = F_{\gcd\left(m, n\right)}
m \in \mathbb{Z} \,\mathbin{\operatorname{and}}\, n \in \mathbb{Z}Definitions:
| Fungrim symbol | Notation | Short description |
|---|---|---|
| GCD | Greatest common divisor | |
| ZZ | Integers |
Source code for this entry:
Entry(ID("da45c0"),
Formula(Equal(GCD(Fibonacci(m), Fibonacci(n)), Fibonacci(GCD(m, n)))),
Variables(m, n),
Assumptions(And(Element(m, ZZ), Element(n, ZZ))))